Tian 'anmen gate, located in the center of the Beijing, the capital of the People's Republic of China, the southern tip of the Forbidden City, the Tian’anmen Square and the People's Heroes Monument, the Chairman Mao Memorial Hall, the Great Hall of the People, the National Museum of China, on both sides of Chang 'an Avenue, covers an area of 4800 square meters, with outstanding architectural art and special political status of the world attention.